You can check the commit activity: https://git.kolibrios.org/KolibriOS/kolibrios/commits/branch... - last commit on the first page is already 10 months ago.
And compare it to "News" on the MenuetOS page: - 22.01.2026 M64 1.58.10 released - Improvements, bugfixes, additions
- 26.08.2024 M64 1.53.60 released - MPlayer included to disk image
- 24.07.2024 M64 1.52.00 released - Partial Linux layer (X-Window/Posix/Elf)
- 12.07.2024 M64 1.51.50 released - New graphics designs by Yamen Nasr
- 08.05.2024 M64 1.50.80 released - Fasm-G, many 32 bit apps & sources
if one doesn't want to pay, one can use 32 bit (with all that entails, which, really, isn't much on the sort of machine you'd want to boot from floppy); if one wants 64 bit, one can pay?
i don't see a problem.